Improper Authorization in Gitlab Community Edition and GitLab Enterprise Edition - CVE-2026-3160
Published: May 18, 2026
Vulnerability identifier: #VU131677
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2026-3160
CWE-ID: CWE-285
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: GitLab, Inc
Affected software:
Gitlab Community Edition
GitLab Enterprise Edition
Gitlab Community Edition
GitLab Enterprise Edition
Detailed vulnerability description
The vulnerability allows a remote attacker to disclose Jira issues outside the configured project scope.
The vulnerability exists due to improper access control in Jira integration when enforcing project scope filters. A remote attacker can access Jira issues outside the configured project scope to disclose Jira issues outside the configured project scope.
The integration filter functions only as a display control rather than an enforced access boundary.
How to mitigate CVE-2026-3160
Install security update from vendor's website.